Serena Williams of the U.S. (L) talks to Vitalia Diatchenko of Russia after Diatchenko retired from their match after an injury at the U.S. Open Championships tennis tournament in New York, August 31,... more 
Serena Williams of the U.S. (L) talks to Vitalia Diatchenko of Russia after Diatchenko retired from their match after an injury at the U.S. Open Championships tennis tournament in New York, August 31, 2015. REUTERS/Lucas Jackson less 
1 / 30
Reuters | Photo By LUCAS JACKSON / REUTERS
Mon, Aug 31, 2015 8:59 PM EDT